Barnes, the 2010 European champion, was disappointed not be allowed to contest the light-flyweight final but admitted the right decision had been made.
There is a growing drive, however, to change the rules and throw the contest open to the light of public scrutiny.
Because she won the tournament in the two previous years, she carries a 21-match winning streak into her first-round contest, a Monday night, under-the-lights affair against Victoria Duval of the United States.
Cassius Clay, as he was then known, first came to the attention of the Guardian at the 1960 Olympics where he strutted to gold, beating Polish slugger Zbigniew Pietrzykowski in the light heavyweight contest.
Probably the most famous of them all, though, was Cassius Marcellus Clay, who won gold in the light heavyweight contest in Rome in 1960.
Later, he uploaded a hip-hop video on YouTube, which he titled "The Light It Up Contest".
The Light It Up Contest Hotz, a fan of Eminem, wrote this hip-hop song after being sued by Sony.
** The Light It Up Contest Hotz, a fan of Eminem, wrote this hip-hop song after being sued by Sony.
No contest: Jessica's slow crawl to the light.
Well, in 1876, the election actually was rigged, and the aftermath of that contest sheds light on what could happen in America in the next few years.
